Supernatural Promo: Garth Returns and the Boys Go on a Crazy Hunt in Episode 7.18

Sam suffered from a complete breakdown in this week's episode of Supernatural. After days of not sleeping because of Lucifer's constant meddling, he got hit by a car and ended up in a mental hospital after the doctors diagnosed his condition. Dean set out to find a way to help his brother, which eventually led him to a healer that was supposed to be legitimate: a man named Emmanuel, who just so happened to look exactly like Castiel (guest star Misha Collins).

In fact, it was Castiel, who walked out of the lake months ago and established a new life, complete with amnesia about his true identity and a wife. He and Dean set off to help Sam, but a lot of demons decided to track Dean along the way. He got into a spot of trouble until Meg joined in. Together, they made their way to the hospital and, when they encountered some demon guards, Dean and Meg told Cas the truth about his identity. He managed to reactivate his demon smiting powers, which jogged his memory. Read More...